Suggested Topics within your search.
Suggested Topics within your search.
Coal deposits
6
Coal
4
Coal mines
4
Coal seams
4
History of engineering and technology
4
Technology: general issues
3
Condition
2
Fracture
2
Gases
2
History of engineering & technology
2
Numerical methods
2
Numerical models
2
Roofs
2
Slope stability
2
Accurate prediction
1
Additional displacement of slope mining slip
1
Brittleness
1
Canopy
1
Cap rock
1
Case-studies
1
Coal seam permeability
1
Coal-mining
1
Crack penetration
1
Cracks
1
Cutting machines (mining)
1
Cyclic loads
1
Cylinders (shapes)
1
Damage detection
1
Decision making
1
Degree of protection
1
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42“...In order to realize roof control of shallow coal seam group mining in Western China, combining...”
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44“...In order to achieve rapid determination of coal seam permeability, the calculation method of coal...”
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45by Bondarenko Volodymyr, Symanovych Hennadii, Kovalevska Iryna, Chervatiuk Viktor“...The augering mining of thin and very thin coal seams has been proposed for using the efficiency...”
Published 2018-01-01
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47“...The determination of natural gas content in coal seams is essential to safe mining activities...”
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48“...The analysis of efficiency decline of methods for hydraulic influence on outburst-prone coal seams...”
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49“..., and physical properties of coal of 386 mines and 761 sets of coal seams in Guizhou are also statistically...”
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51“...In order to improve the permeability of soft coal seams with low intensity and permeability...”
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54by Zhaolong Ge, Jianyu Zhong, Jianguo Zhang, Yingwei Wang, Youchang Lvu, Sai ZhangSubjects: “...coal seam...”
Published 2020-01-01
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55“... assessment of mercury content in coal seams indicates that it varies considerably between and within them...”
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56“... accurately. In this study, a numerical calculation model for the rapid estimation of coal seam gas content...”
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57“...A better understanding of gas-solid coupling laws for deep, gassy coal seams is vital...”
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58“...Traditional shallow coal seam uses clean water, solid-free system, and foam system as drilling...”
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59“... on longwall top-coal caving faces in steeply inclined coal seams, the stability of the roof structure...”
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60“.... The spontaneous combustion liability of these samples collected between coal seams (above and below) were...”
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